Display screen or portion thereof with graphical user interface



The FIGURE is a front view of a display screen or portion thereof withgraphical user interface showing my new design.

The outermost broken line perimeter showing the display screen orportion thereof and the broken lines showing portions of the graphicaluser interface within forms no part of the claimed design.

CLAIM The ornamental design for a display screen or portion thereof withgraphical user interface, as shown and described.